| 摘要 |
PROBLEM TO BE SOLVED: To provide a ladder capable of keeping it in a condition suitable for climbing a tree until a height of several meters from the ground by making the extension of it in the case of using while making it possible to compact it to such a certain extent that it can be carried when a person moves around mountains and woodlands. SOLUTION: The ladder 1 consists of a base section 2 equipped with leg sections and a ladder section 11 connected to the base section, the ladder section consists of a plurality of ladder units 12 connected to each other in a bendable manner, and each ladder unit is equipped with bar sections 13, foothold sections 15 projected to both sides from the bar sections 13, connection sections 20 connected to the other bar sections in a bendable manner or a detachable manner and a tree interlocking belts 30 provided to the bar sections. COPYRIGHT: (C)2007,JPO&INPIT
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